Amoxicillin is used in the treatment of a number of infections, including acute otitis media, streptococcal pharyngitis, pneumonia, skin infections, urinary tract infections, Salmonella infections, Lyme disease, and chlamydia infections.It is discovered in 1958 and came into medical use in 1972. Reference standards of Amoxicillin API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.
Amoxicillin
Catalogue No.:PA 28 95000
CAS :
Molecular Formula : C16H19N3O5S
Molecular Weight : 365.40
Amoxicillin Dimer Sodium Salt
Catalogue No.:PA 01 55100
Molecular Formula : C32H38N6O10S2.(xNa)
Molecular Weight : NA
(2R)-2-Amino-2-(4-hydroxyphenyl) Acetamide
Catalogue No.:PA 01 55510
Molecular Formula : C8H10N2O2
Molecular Weight : 166.18
Amoxicillin Trimer
Catalogue No.:PA 01 55530
Molecular Formula : C48H57N9O15S3
Molecular Weight : 1096.21
N-Pivaloyl Amoxicillin
Catalogue No.:PA 01 55540
Molecular Formula : C21H27N3O6S
Molecular Weight : 449.52
(R)-Methyl 2-amino-2-(4-hydroxyphenyl)acetate
Catalogue No.:PA 01 55550
Molecular Formula : C9H11NO3
Molecular Weight : 181.19
Augmentin
Catalogue No.:PA 01 55560
Molecular Formula : 4(C16H19N3O5S)•(C8H8KNO5)
Molecular Weight : 4365.4
(4R)-2-[(2R)-5-(4-Hydroxyphenyl)-3,6-dioxopiperazin-2-yl]-5,5-dimethyl-1,3-thiazolidine-4-carboxylic Acid
Catalogue No.:PA 01 55570
Molecular Weight : 365.4
(4S)-2-((1R)-1-((R)-2-Amino-2-(4-hydroxyphenyl)acetamido)-2-(((1R)-2-((((4S)-4-carboxy-5,5-dimethylthiazolidin-2-yl)methyl)amino)-1-(4-hydroxyphenyl)-2-oxoethyl)amino)-2-oxoethyl)-5,5-dimethylthiazolidine-4-carboxylic Acid
Catalogue No.:PA 01 55580
Molecular Formula : C31H40N6O9S2
Molecular Weight : 704.81
Amoxicillin Trimer Trisodium Salt
Catalogue No.:PA 01 55590
Molecular Formula : C48H54N9Na3O15S3
Molecular Weight : 1162.16
Amoxicillin Dimer tri-Sodium Salt (penicilloic acid form) (Mixture of Diastereomers)
Catalogue No.:PA 01 55600
Molecular Formula : C32H37N6Na3O11S2
Molecular Weight : 814.77
Amoxycilloic Acid Trimer
Catalogue No.:PA 01 55610
Molecular Formula : C48H59N9O16S3
Molecular Weight : 1114.23
Amoxicillin-13C2,15N (Mixture of Diastereomers)
Catalogue No.:PA STI 007580
Molecular Formula : C1413C2H19N215NO5S
Molecular Weight : 368.38
Amoxicillin-13C6
Catalogue No.:PA STI 007590
Molecular Formula : C1013C6H19N3O5S
Molecular Weight : 371.36
Amoxicillin-d4
Catalogue No.:PA STI 007600
Molecular Formula : C16H15D4N3O5S
Molecular Weight : 369.43
(αR)-4-Hydroxy-α-[((1Z)-3-methoxy-1-methyl-3-oxo-1-propen-1-yl)amino]-benzeneacetic-d4 Acid
Catalogue No.:PA STI 049740
Molecular Formula : C13H10D4NNaO5
Molecular Weight : 291.27
Amoxicillin Related Compound F (3-(4-Hydroxyphenyl)pyrazin-2-ol; phenylpyrazinediol) (1031569)
Catalogue No.:PA USP1031569
Molecular Formula : NA
Amoxicillin Related Compound G ((2S,5R,6R)-6-{(R)-2-[(R)-2-Amino-2-(4-hydroxyphenyl)acetamido]-2-(4 (1031570)
Catalogue No.:PA USP1031570
Amoxicillin Related Compound I ((R)-2-Amino-2-(4-hydroxyphenyl)acetic acid) (1031591)
Catalogue No.:PA USP1031591
Amoxicillin Impurity Standard (748RB)
Catalogue No.:PA BP748RB
amoxicillin trihydrate (19RB)
Catalogue No.:PA BP19RB
Catalogue No.:PA ICRS1426
Molecular Formula :
Amoxicillin Related Compound J (Mixture of amoxicillin and amoxicillin related compound J (open rin (1031605)
Catalogue No.:PA USP1031605
Amoxicillin Related Compound D ((4S)-2-{[(R)-2-amino-2-(4-hydroxyphenyl)acetamido](carboxy)methyl}- (1031547)
Catalogue No.:PA USP1031547
Amoxicillin Related Compound B (L-amoxicillin) (1031525)
Catalogue No.:PA USP1031525
Amoxicillin Related Compound A ((2S,5R,6R)-6-Amino-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]hep (1031514)
Catalogue No.:PA USP1031514
Amoxicillin (1031503)
Catalogue No.:PA USP1031503
Amoxicillin Related Compound C ((4S)-2-[5-(4-Hydroxyphenyl)-3,6-dioxopiperazin-2-yl]-5,5-dimethylthiazolidine-4-carboxylic Acid) (1031536)
Catalogue No.:PA USP1031536
Amoxicillin trihydrate (A0800000)
Catalogue No.:PA EPA0800000
Amoxicillin trihydrate for performance verification (Y0001521)
Catalogue No.:PA EPY0001521
Amoxicillin Related Compounds D and E Mixture (1031558)
Catalogue No.:PA USP1031558
Sodium (R,E)-2-((4-ethoxy-4-oxobut-2-en-2-yl)amino)-2-(4-hydroxyphenyl)acetate
Catalogue No.:PAI 01 017010
Molecular Formula : C14H16NNaO5
Molecular Weight : 301.27
Mixture of Amoxicillin and Open Ring Dimer
Catalogue No.:PA 01 55620
Molecular Formula : C16H19N3O5S·3H2O+C32H38N6O10S2
Molecular Weight : 419.45 + 730.81
A Mixture of 2-((2-Amino-2-(4-hydroxyphenyl)acetamido)(carboxy)methyl)-5,5-dimethylthiazolidine4-carboxylic acid isomers and 2-((2-amino-2-(4-hydroxyphenyl)acetamido)methyl)-5,5- dimethylthiazolidine-4-carboxylic Acid Isomers
Catalogue No.:PA 01 55630
Molecular Formula : C16H21N3O6S + C15H21N3O4S
Molecular Weight : 383.4
L-p-Hydroxyphenylglycine Methyl Ester Hydrochloride
Catalogue No.:PA 01 55650
Molecular Formula : C9H12ClNO3
Molecular Weight : 217.65
Amoxicilloic Acid Dimer (Mixture of Diastereomers)
Catalogue No.:PA 01 55660
Sodium (S,E)-2-((4-ethoxy-4-oxobut-2-en-2-yl)amino)-2-(4-hydroxyphenyl)acetate
Catalogue No.:PAI 01 017020
Benzyl (2S,6R)-6-(((E)-4-methoxy-4-oxobut-2-en-2-yl)amino)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate
Catalogue No.:PAI 01 017030
Molecular Formula : C20H24N2O5S
Molecular Weight : 404.48
Benzyl (2S,6R)-6-amino-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate
Catalogue No.:PAI 01 017040
Molecular Formula : C15H18N2O3S
Molecular Weight : 306.38
(2S,6R)-6-((R)-2-(((Benzyloxy)carbonyl)amino)-2-(4-(((benzyloxy)carbonyl)oxy)phenyl)acetamido)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic Acid
Catalogue No.:PAI 01 017050
Molecular Formula : C32H31N3O9S
Molecular Weight : 633.67
benzyl (2S,6R)-6-((((2S,6R)-6-((R)-2-(((Benzyloxy)carbonyl)amino)-2-(4-(((benzyloxy)carbonyl)oxy)phenyl)acetamido)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carbonyl)oxy)amino)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate
Catalogue No.:PAI 01 017060
Molecular Formula : C47H47N5O12S2
Molecular Weight : 938.04
(2S,4S)-2-((R)-1-((R)-2-Amino-2-(4-hydroxyphenyl)acetamido)-2-(((R)-2-((((2R,4S)-4-carboxy-5,5-dimethylthiazolidin-2-yl)methyl)amino)-1-(4-hydroxyphenyl)-2-oxoethyl)amino)-2-oxoethyl)-5,5-dimethylthiazolidine-4-carboxylic Acid
Catalogue No.:PA 01 0551001
(4S,4'S,4"S)-2,2',2"-((7R,13R)-13-Amino-1-carboxy-7,13-bis(4-hydroxyphenyl)-3,6,9,12-tetraoxo-2,5,8,11-tetraazatridecane-1,4,10-triyl)tris(5,5-dimethylthiazolidine-4-carboxylic Acid)
Catalogue No.:PA 01 0551002
Molecular Formula : C40H52N8O14S3
Molecular Weight : 965.08
(2R,4S)-2-((R)-1-((R)-2-Amino-2-(4-hydroxyphenyl)acetamido)-2-(((R)-2-((((2S,4S)-4-carboxy-5,5-dimethylthiazolidin-2-yl)methyl)amino)-1-(4-hydroxyphenyl)-2-oxoethyl)amino)-2-oxoethyl)-5,5-dimethylthiazolidine-4-carboxylic Acid
Catalogue No.:PA 01 0551003
(2R,4S)-2-((R)-1-((R)-2-Amino-2-(4-hydroxyphenyl)acetamido)-2-(((R)-2-((((2R,4S)-4-carboxy-5,5-dimethylthiazolidin-2-yl)methyl)amino)-1-(4-hydroxyphenyl)-2-oxoethyl)amino)-2-oxoethyl)-5,5-dimethylthiazolidine-4-carboxylic Acid
Catalogue No.:PA 01 0551004
(2S,4S)-2-((R)-1-((R)-2-Amino-2-(4-hydroxyphenyl)acetamido)-2-methoxy-2-oxoethyl)-5,5-dimethylthiazolidine-4-carboxylic acid
Catalogue No.:PA 28 0951000
Molecular Formula : C17H23N3O6S
Molecular Weight : 397.45
(2R,4S)-2-(((R)-2-Amino-2-(4-hydroxyphenyl)acetamido)methyl)-5,5-dimethylthiazolidine-4-carboxylic Acid
Catalogue No.:PA 28 0951001
Molecular Formula : C15H21N3O4S
Molecular Weight : 339.41
(2S,5R,6R)-6-((R)-2-Amino-2-(4-hydroxyphenyl)acetamido)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid 4-oxide compound with 2,2,2-trifluoroacetic acid (1:1)
Catalogue No.:PA 01 0551005
Molecular Formula : C18H20F3N3O8S
Molecular Weight : 495.43
Sodium (4S)-2-(amino(carboxylato)methyl)-5,5-dimethylthiazolidine-4-carboxylate
Catalogue No.:PA 01 0551006
Molecular Formula : C8H12N2Na2O4S
Molecular Weight : 278.23
(2S,5R,6R)-6-((R)-2-((R)-2-((R)-2-Amino-2-(4-hydroxyphenyl)acetamido)-2-((2R,4S)-4-carboxy-5,5-dimethylthiazolidin-2-yl)acetamido)-2-(4-hydroxyphenyl)acetamido)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid
Catalogue No.:PA 01 0551007
Molecular Formula : C32H38N6O10S2
Molecular Weight : 730.81
2,2'-Oxybis(N-methylethan-1-amine) dihydrochloride
Catalogue No.:PA 28 0951002
Molecular Formula : C6H18Cl2N2O
Molecular Weight : 205.12
N,N-Dimethylethanamine hydrochloride
Catalogue No.:PA 28 0951003
Molecular Formula : C4H12ClN
Molecular Weight : 109.6
2,3-Dimethylbutane-2,3-diamine dihydrochloride
Catalogue No.:PA 28 0951004
Molecular Formula : C6H18Cl2N2
Molecular Weight : 189.12
2-(5-(4-Hydroxyphenyl)-3,6-dioxopiperazin-2-yl)-5,5-dimethylthiazolidine-4-carboxylic acid
Catalogue No.:PA 01 0551008
(4S)-2-(1-((R)-2-Amino-2-(4-hydroxyphenyl)acetamido)-2-methoxy-2-oxoethyl)-5,5-dimethylthiazolidine-4-carboxylic acid dihydrochloride
Catalogue No.:PA 28 0951005
Molecular Formula : C17H25Cl2N3O6S
Molecular Weight : 470.36
(2S,5R,6R)-6-(2-(4-Hydroxyphenyl)-2-(((E)-1-phenylethylidene)amino)acetamido)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic Acid
Catalogue No.:PAI 01 017061
Molecular Formula : C24H25N3O5S
Molecular Weight : 467.54
L-p-Hydroxyphenylglycine Methyl Ester
Catalogue No.:PA 28 0951007
(4S)-2-(1-((R)-2-Amino-2-(4-hydroxyphenyl)acetamido)-2-chloro-2-oxoethyl)-5,5-dimethylthiazolidine-4-carboxylic Acid
Catalogue No.:PAI 01 017062
Molecular Formula : C16H20ClN3O5S
Molecular Weight : 401.86
Oligomers of Penicilloic Acids of Amoxicillin
Catalogue No.:PA 01 0551009
Amoxicillin Tetramer
Catalogue No.:PA 01 55640
Molecular Formula : C64H76N12O20S4
Molecular Weight : 1461.62
Amoxycilloic Acid (Mixture of Diastereomers)
Catalogue No.:PA 28 0951008
BOC-4-Hydroxy-D-Phenylglycine
Catalogue No.:PAI 01 055002
Molecular Formula : C13H17NO5
Molecular Weight : 267.28
(2S,5R,6R)-6-((R)-2-((R)-2-((tert-Butoxycarbonyl)amino)-2-(4-hydroxyphenyl)acetamido)-2-(4-hydroxyphenyl)acetamido)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic Acid
Catalogue No.:PAI 01 055001
Molecular Formula : C29H34N4O9S
Molecular Weight : 614.67
(5S)-Amoxilloic Acid
Catalogue No.:PA 28 0951009
Amoxicilloic Acid
Catalogue No.:PA 28 0951010
Molecular Formula : C16H21N3O6S
Molecular Weight : 383.42
Amoxicillin (2S)-Piperazine-2,5-dione
Catalogue No.:PA 28 0951011
Amoxicillin Dimer Disodium Salt
Catalogue No.:PA 28 0951012
Molecular Formula : C32H38N6Na2O10S2
Molecular Weight : 776.79
(2S,5R,6R)-6-((R)-2-((2S,5R,6R)-6-((R)-2-Amino-2-(4-hydroxyphenyl)acetamido)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxamido)-2-(4-hydroxyphenyl)acetamido)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic Acid
Catalogue No.:PA 28 0951013
Molecular Formula : C32H36N6O9S2
Molecular Weight : 712.79
(2S,5R,6R)-6-(2-(4-Hydroxyphenyl)-2-(2-((4-hydroxyphenyl)(nitroso)amino)acetamido)acetamido)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic Acid
Catalogue No.:PA 28 0951014
Molecular Formula : C24H25N5O8S
Molecular Weight : 543.55
N-Acetyl Amoxicilloic Acid
Catalogue No.:PA 28 0951015
Molecular Formula : C18H23N3O7S
Molecular Weight : 425.46
Amoxicillin (2R)-Piperazine-2,5-dione
Catalogue No.:PA 28 0951016
(2R,5S,6S)-6-((S)-2-(((Z)-4-Ethoxy-4-oxobut-2-en-2-yl)amino)-2-(4-hydroxyphenyl)acetamido)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic Acid
Catalogue No.:PAI 01 017063
Molecular Formula : C22H27N3O7S
Molecular Weight : 477.53
(2S,5R,6R)-6-((2S,5R,6R)-6-((R)-2-(((Z)-4-Ethoxy-4-oxobut-2-en-2-yl)amino)-2-(4-hydroxyphenyl)acetamido)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxamido)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic Acid
Catalogue No.:PAI 01 017064
Molecular Formula : C30H37N5O9S2
Molecular Weight : 675.77
Amoxicilloic Acid Monosodium Salt
Catalogue No.:PA 28 0951017
Molecular Formula : C16H20N3NaO6S
Molecular Weight : 405.4
(2S,5R,6R)-6-((R)-2-(4-Hydroxyphenyl)-2-(((Z)-4-methoxy-4-oxobut-2-en-2-yl)amino)acetamido)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic Acid
Catalogue No.:PAI 01 017065
Molecular Formula : C21H25N3O7S
Molecular Weight : 463.51
(2S,5R,6R)-6-((R)-2-Amino-2-(4-hydroxyphenyl)-N-nitrosoacetamido)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic Acid
Catalogue No.:PA 28 0951018
Molecular Formula : C16H18N4O6S
Molecular Weight : 394.40
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